package com.changgou.page.config;

import org.springframework.amqp.core.*;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class RabbitMQConfig {
    //定义队列名称
    public static final String AD_UPDATE_QUEUE="ad_update_queue";
    //定义上架队列名称
    public static final String SEARCH_ADD_QUEUE="search_add_queue";
    //定义下架队列名称
    public static final String SEARCH_DEL_QUEUE="search_del_queue";
    //定义生成静态页面队列名称
    public static final String PAGE_CREATE_QUEUE="page_create_queue";

    //定义上架交换机名称
    public static final String GOODS_UPDATE_EXCHANGE="goods_update_exchange";
    //定义下架交换机名称
    public static final String GOODS_DOWN_EXCHANGE="goods_down_exchange";

    //声明队列
    @Bean
    public Queue queue(){
        return new Queue(AD_UPDATE_QUEUE);
    }
    //声明上架队列
    @Bean(SEARCH_ADD_QUEUE)
    public Queue SEARCH_ADD_QUEUE(){
        return new Queue(SEARCH_ADD_QUEUE);
    }
    //声明下架队列
    @Bean(SEARCH_DEL_QUEUE)
    public Queue SEARCH_DEL_QUEUE(){
        return new Queue(SEARCH_DEL_QUEUE);
    }
    //声明生成静态页面的队列
    @Bean(PAGE_CREATE_QUEUE)
    public Queue PAGE_CREATE_QUEUE(){
        return new Queue(PAGE_CREATE_QUEUE);
    }

    //声明上架交换机
    @Bean(GOODS_UPDATE_EXCHANGE)
    public Exchange GOODS_UP_EXCHANGE(){
        //使用发布订阅模式fanout
        return ExchangeBuilder.fanoutExchange(GOODS_UPDATE_EXCHANGE).durable(true).build();
    }
    //声明下架交换机
    @Bean(GOODS_DOWN_EXCHANGE)
    public Exchange GOODS_DOWN_EXCHANGE(){
        //使用发布订阅模式fanout
        return ExchangeBuilder.fanoutExchange(GOODS_DOWN_EXCHANGE).durable(true).build();
    }

    //上架队列绑定到上架交换机中
    @Bean
    public Binding AD_UPDATE_QUEUE_BINDING(@Qualifier(SEARCH_ADD_QUEUE) Queue queue,
                                           @Qualifier(GOODS_UPDATE_EXCHANGE) Exchange exchange){
        //不适用routinkey路由key
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }
    //下架队列绑定到下架交换机中
    @Bean
    public Binding GOODS_DOWN_EXCHANGE_BINDING(@Qualifier(SEARCH_DEL_QUEUE) Queue queue,
                                               @Qualifier(GOODS_DOWN_EXCHANGE) Exchange exchange){
        //不适用routinkey路由key
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }
    //静态页面的队列绑定到上架交换机中
    @Bean
    public Binding PAGE_CREATE_QUEUE_BINDING(@Qualifier(PAGE_CREATE_QUEUE) Queue queue,
                                             @Qualifier(GOODS_UPDATE_EXCHANGE) Exchange exchange){
        //不适用routinkey路由key
        return BindingBuilder.bind(queue).to(exchange).with("").noargs();
    }

}
